Hexagonal water storage module



FIG. 1 is a perspective view of an hexagonal water storage module;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right elevation view thereof, the left end elevation view being identical thereto; and,

FIG. 4 is a bottom plain view thereof. 

CLAIM The ornamental design for an hexagonal water storage module, as shown and described. 